<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="user/add" method="post">
  用户名：<input type="text" name="username"><br>
  密码：<input type="text" name="password"><br>
  生日：<input type="text" name="birthday"><br>
  工资：<input type="text" name="money"><br>
  <input type="submit" value="添加">

</form>
<a href="/user/del/5">删除</a>

<a href="/user/update/?id=5">更新</a>
</body>
</html>